[PATCH 0/3] net: dsa: b53: mmap: add MDIO Mux bus controller

From: Álvaro Fernández Rojas
Date: Fri Mar 17 2023 - 07:36:33 EST


B53 MMAP devices have a MDIO Mux bus controller that must be registered after
properly initializing the switch.
If the MDIO Mux controller is registered from a separate driver and the device
has an external switch present, it will cause a race condition which will hang
the device.

Álvaro Fernández Rojas (3):
dt-bindings: net: move bcm6368-mdio-mux bindings to b53
net: dsa: b53: mmap: register MDIO Mux bus controller
net: mdio: remove BCM6368 MDIO mux bus driver

.../bindings/net/brcm,bcm6368-mdio-mux.yaml | 52 -----
.../devicetree/bindings/net/dsa/brcm,b53.yaml | 131 +++++++++++++
drivers/net/dsa/b53/Kconfig | 1 +
drivers/net/dsa/b53/b53_mmap.c | 127 +++++++++++-
drivers/net/mdio/Kconfig | 11 --
drivers/net/mdio/Makefile | 1 -
drivers/net/mdio/mdio-mux-bcm6368.c | 184 ------------------
7 files changed, 258 insertions(+), 249 deletions(-)
delete mode 100644 Documentation/devicetree/bindings/net/brcm,bcm6368-mdio-mux.yaml
delete mode 100644 drivers/net/mdio/mdio-mux-bcm6368.c

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2.30.2